Answer:
Step-by-step explanation:
The quantity x + 7 is squared.
Expand the brackets and simplify the expression.
We can leave the expression in factored form.
(-7c + 4b) + 2b (-7c - 6b) = -1
12 5/25 = 12 1/5. Hope it helps you!
Answer:
50
Step-by-step explanation:
5^3÷(13-8)×2
Using the BODMAS rule
Bracket first
13-8=5
5^3=125
Followed by division
125÷5=25
Then back to the multiplication
25×2=50